113 lines
2.8 KiB
Go
113 lines
2.8 KiB
Go
package policy
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import (
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"path/filepath"
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"testing"
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"github.com/docker/attest/config"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestFindPolicyMatch(t *testing.T) {
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testCases := []struct {
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name string
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imageName string
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mappingDir string
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expectError bool
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expectLoadingError bool
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expectedMatchType matchType
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expectedPolicyID string
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expectedImageName string
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}{
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{
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name: "alpine",
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mappingDir: "doi",
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imageName: "docker.io/library/alpine",
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expectedMatchType: matchTypePolicy,
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expectedPolicyID: "docker-official-images",
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expectedImageName: "docker.io/library/alpine",
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},
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{
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name: "no match",
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mappingDir: "doi",
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imageName: "docker.io/something/else",
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expectedMatchType: matchTypeNoMatch,
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expectedImageName: "docker.io/something/else",
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},
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{
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name: "match, no policy",
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mappingDir: "local",
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imageName: "docker.io/library/alpine",
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expectedMatchType: matchTypeMatchNoPolicy,
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expectedImageName: "docker.io/library/alpine",
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},
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{
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name: "simple rewrite",
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mappingDir: "simple-rewrite",
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imageName: "mycoolmirror.org/library/alpine",
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expectedMatchType: matchTypePolicy,
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expectedPolicyID: "docker-official-images",
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expectedImageName: "docker.io/library/alpine",
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},
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{
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name: "rewrite no match",
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mappingDir: "rewrite-to-no-match",
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imageName: "mycoolmirror.org/library/alpine",
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expectedMatchType: matchTypeNoMatch,
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expectedImageName: "badredirect.org/alpine",
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},
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{
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name: "rewrite to match, no policy",
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mappingDir: "rewrite-to-local",
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imageName: "mycoolmirror.org/library/alpine",
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expectedMatchType: matchTypeMatchNoPolicy,
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expectedImageName: "docker.io/library/alpine",
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},
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{
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name: "multiple rewrites",
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mappingDir: "rewrite-multiple",
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imageName: "myevencoolermirror.org/library/alpine",
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expectedMatchType: matchTypePolicy,
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expectedPolicyID: "docker-official-images",
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expectedImageName: "docker.io/library/alpine",
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},
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{
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name: "rewrite loop",
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mappingDir: "rewrite-loop",
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imageName: "yin/alpine",
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expectError: true,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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mappings, err := config.LoadLocalMappings(filepath.Join("testdata", "mappings", tc.mappingDir))
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require.NoError(t, err)
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match, err := findPolicyMatch(tc.imageName, mappings)
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if tc.expectError {
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require.Error(t, err)
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// TODO: check error matches expected error message
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return
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}
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require.NoError(t, err)
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assert.Equal(t, tc.expectedMatchType, match.matchType)
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if match.matchType == matchTypePolicy {
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if assert.NotNil(t, match.policy) {
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assert.Equal(t, tc.expectedPolicyID, match.policy.ID)
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}
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}
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assert.Equal(t, tc.expectedImageName, match.matchedName)
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})
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}
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}
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